| <!DOCTYPE html> |
| <body> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| function with_iframe(url, allow) { |
| let frame = document.createElement('iframe'); |
| frame.src = url; |
| frame.setAttribute('allow', allow); |
| return new Promise(resolve => { |
| frame.onload = () => { resolve(frame); }; |
| document.body.appendChild(frame); |
| }); |
| } |
| |
| promise_test(async () => { |
| var frame1 = await with_iframe("resources/", "microphone:'none'; camera:'none'"); |
| let devices = await frame1.contentWindow.navigator.mediaDevices.enumerateDevices(); |
| assert_equals(devices.length, 0); |
| |
| frame1.onload = async () => { |
| devices = await frame1.contentWindow.navigator.mediaDevices.enumerateDevices(); |
| assert_not_equals(devices.length, 0); |
| } |
| frame1.removeAttribute('allow'); |
| frame1.contentWindow.location.reload(); |
| }, "allow attribute can be updated dynamically"); |
| </script> |
| </body> |
